Home / 42,555.24-58,699.62-30,599.64

Finding the Fourth Proportional to 42,555.24, 58,699.62 and 30,599.64

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Solution

The fourth proportional to 42,555.24, 58,699.62 and 30,599.64 is: 42,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,555.24 : 58,699.62 = 30,599.64 : x
  2. Step 2: Convert to fraction form
    42,555.24/58,699.62 = 30,599.64/x
  3. Step 3: Cross multiply
    42,555.24x = 58,699.62 × 30,599.64
  4. Step 4: Simplify right side
    42,555.24x = 1,796,187,240.14
  5. Step 5: Solve for x
    x = 1,796,187,240.14/42,555.24
  6. Step 6: Final answer
    x = 42,208.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.